Momentum may be building to end the war in Gaza after a UN Security Council vote for a ceasefire. Also, Mexico deals with around 25,000 tons of trash generated by last week’s elections. Now, environmentalists are concerned that improper disposal of plastic waste could cause serious pollution. And, an effort to reintroduce wild horses to the steppe region of Kazakhstan. Plus, scientists detect a sizable drop in a harmful substance that depletes the ozone layer.